Senior Software Engineer (We are expanding our team for the next phase!)

About AtosAtos is a global leader in digital transformation with c. 78,000 employees and annual revenue of c. € 10 billion. European number one in cybersecurity, cloud and high-performance computing, the Group provides tailored end-to-end solutions for all industries in 68 countries. A pioneer in decarbonization services and products, Atos is committed to a secure and decarbonized digital for its clients. Atos is a SE (Societas Europaea) and listed on Euronext Paris.The purpose of Atos is to help design the future of the information space. Its expertise and services support the development of knowledge, education and research in a multicultural approach and contribute to the development of scientific and technological excellence. Across the world, the Group enables its customers and employees, and members of societies at large to live, work and develop sustainably, in a safe and secure information space.We have successfully completed the modernization phase of one of our key defense projects and are now kicking off brand-new work packages under a new contract. As we move forward into this exciting stage, we are looking for an experienced, self-motivated, and energetic Senior Software Engineer residing in Ankara to join our team.If you want to take part in shaping large-scale, cutting-edge solutions in the defense industry, this role is for you!Technical RequirementsB.Sc. degree in Computer Engineering, Computer Science or a related field8+ years of proven experience in software developmentStrong background in Object-Oriented ProgrammingHands-on experience with Microsoft Development TechnologiesWeb Application Development and Web ServicesAngular & TypeScript (large-scale, multi-module SPA development)RESTful API design and integration (XML, JSON, etc.)JavaScript, HTML5, and modern web frameworksRelational and/or NoSQL databasesORM frameworks/tools (concurrency, collections, loading strategies, validation, caching, etc.)Knowledge of Design Patterns and best practicesSoftware Development Lifecycle (SDLC) modelsAgile methodologies and ScrumExperience with Configuration Management Systems (e.g., MS Azure, TFS, Git, ClearCase)Familiarity with Continuous Integration and DevOps conceptsNice To Have Areas Of ExperienceNET Framework / .NET CoreJavaWPF / Silverlight (XAML)Entity Framework, NHibernateWCF services implementationKey-value stores (HBase, Cassandra, Redis, etc.)Messaging queue technologies (RabbitMQ, MSMQ, etc.)Troubleshooting and performance optimizationExperience with defence projects compliant with IEEE 12207ResponsibilitiesAnalyse user requirements and create software specificationsDesign and document technical solutionsDevelop and maintain applications in line with Atos processes and industry standardsPerform unit testing, code reviews, and refactoringSupport release deployments and resolve post-production issuesCollaborate in peer reviews and team activitiesProvide timely support to customer needs, troubleshoot issues, and deliver solutionsWrite clear technical documentation and present complex information effectivelyGeneral Skills And AttributesStrong communication and collaboration skillsReliable, responsible, and self-motivated team playerSolid problem-solving and analytical mindsetProactive in adapting to changing project needsPassionate about continuous learning and self-improvementHigh sense of ownership, accountability, and urgencySkilled in Microsoft Office and open-source office toolsWillingness to travel abroad when neededHaving a valid National Security Clearance (MoD, Turkey) is a plusWhat We OfferGPTW Certified CompanyCompetitive Compensations And BenefitsFlexible benefit programPrivate health insuranceLife insurancePerformance BonusAccolade bonusReferral bonusTransportation allowanceMeal allowanceKindergarten allowanceBuddy programFlexible working hours at Atos or home officeCompany SIM cardDays of annual leave above the legal minimumAtos University Access – Professional and personal development through continuous education and certificationWellbeing daysFriendly working environmentBYOD - Bring your own mobile device campaignHere at Atos, we want all our employees to feel valued, appreciated, and free to be who they are at work. Our employee lifecycle processes are designed to prevent discrimination against our people regardless of gender identity or expression, sexual orientation, religion, ethnicity, age, neurodiversity, disability status, citizenship, or any other aspect which makes them unique. Across the globe, we have created a variety of programs to embed our Atos culture of inclusivity and work hard to ensure that all our employees have an equal opportunity to contribute and feel that they are exactly where they belong.